Stud location marker



FIG. 1 is a top and left end isometric view of a stud location marker embodying my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a bottom view thereof; and;

FIG. 7 is a top view thereof. 

The ornamental design for a stud location marker, as shown and described. 